https://phys.org/news/2018-07-republicans-democrats-climate-changethey-dont.html

Surveying 2,000 adults, the research team found that, across party lines, there is general agreement that climate change is real, that it is caused by human activity and that something should be done to mitigate it.

The study further reveals that people are more likely to support the same climate policy proposal when they think that their own political party supports it—and that both Democrats and Republicans overestimate how much their peers oppose the ideas of the other party.